Date: 2022-09-26 Page 27 of 48
Operation and Installation CD401MR-SC
Clock/UTC
The UTC is fetched from either of the NMEA sentences ZTG, ZDA, GGA or RMC,
prioritized in the same order. The NMEA sentences ZDA is used for receiving information
about the local time. The NMEA sentences ZTG is used for receiving information about
expected time of arrival. Maximum oset for displayed time of ”Expected Time of
Arrival” is 24 hours. All time values are displayed with the format hh:mm, where hh are
hours and mm are minutes.
screen:
Runtime
screen:
Local time is
UTC – (1h 30 min).
Expected Time of
Arrival is UTC +
(20h 45 min).
Display Dimming Control
The brightness of the display can be controlled by the NMEA sentence DDC. Note
that the brightness also can be controlled by buttons on the display and remote dimmer
control (IR30DIM). Both the brightness percentage and display dimming preset are
supported in the NMEA sentence DDC (see Appendix 2).
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